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Biomedical subjects

O Felsenfeld

Publications and source records attributed to O Felsenfeld.

At least 37 records · Page 2Linked to original sources

Reinfection of vervet monkeys (Cercopithecus aethiops) with Borrelia hermsii.

Two of 4 untreated vervet monkeys infected with Borrelia hermsii survived and were resistant to reinfection for at least 1 year. Seven of 9 vervets receiving tetracycline could be reinfected after 12 to 36 weeks. Immobilizine could be demonstrated for a shorter time in treated than in untreated vervets.

Animals↗

Oral immunization with polyvalent streptomycin-dependent Escherichia coli vaccine.

Streptomycin-dependent Escherichia coli serotypes O 111, O 55 and O 26 were used to vaccinate young patas monkeys against these organisms by the oral route. Five administrations of 10(10) cells in 3-day intervals gave almost full protection to the animals against challenge with 9 to 11 minimal infective doses of homologous virulent organisms for at least 1 month, whether the three serotypes were administered singly or simultaneously.

Administration, Oral↗